70 60 50 %)INd 30 20 10 -AM Glomus sp. G.proliferum G.intraradices G.versiforme AM fungal species Effect of four Glomus strains on disease severity,measured by the root necrosis index(%RNI),of bananaroot rot caused by Cylindrocladium spathiphylli.Bars represent SE (n=8) 果制专业须法生课程y@02 果树专业硕士生课程-yao2 Effect of four Glomus strains on disease severity, measured by the root necrosis index (%RNI), of banana root rot caused by Cylindrocladium spathiphylli. Bars represent SE (n = 8)